EP7312-IB-90 CIRRUS [Cirrus Logic], EP7312-IB-90 Datasheet - Page 12
![no-image](/images/no-image-200.jpg)
EP7312-IB-90
Manufacturer Part Number
EP7312-IB-90
Description
High-performance, Low-power, System-on-chip with SDRAM & Enhanced with SDRAM & Enhanced
Manufacturer
CIRRUS [Cirrus Logic]
Datasheet
1.EP7312-IB-90.pdf
(64 pages)
- Current page: 12 of 64
- Download datasheet (2Mb)
EP7312
High-Performance, Low-Power System on Chip
System Design
As shown in system block diagram, simply adding desired
memory and peripherals to the highly integrated EP7312
12
Note:
EXTERNAL MEMORY-
MAPPED EXPANSION
ADDITIONAL I/O
A system can only use one of the following peripheral interfaces at any given time: SSI2,CODEC or DAI.
CRYSTAL
CRYSTAL
SDRAM
SDRAM
FLASH
FLASH
×16
×16
×16
×16
BUFFERS
BUFFERS
LATCHES
AND
SDRAM
SDRAM
FLASH
FLASH
×16
×16
×16
×16
Figure 1. A Fully-Configured EP7312-Based System
©
Copyright Cirrus Logic, Inc. 2005
(All Rights Reserved)
nCS[2]
nCS[3]
MOSCIN
RTCIN
LEDFLSH
D[0-31]
A[0-27]
nMOE
WRITE
nCS[0]
nCS[1]
CS[n]
WORD
SDRAS/
SDCAS
SDCS[0]
SDQM[0-3]
SDCS[1]
SDQM[0-3]
completes a low-power system solution. All necessary
interface logic is integrated on-chip.
DRIVE[0-1]
nEXTPWR
nBATCHG
SSIRXDA
WAKEUP
SSITXDA
SSIRXFR
RXD[[1/2]
SSITXFR
LEDDRV
ADCOUT
COL[0-7]
ADCCLK
SMPCLK
nPWRFL
nADCCS
TXD[1/2]
SSICLK
DD[0-3]
PB[0-7]
BATOK
PA[0-7]
PD[0-7]
PE[0-2]
FB[0-1]
PHDIN
ADCIN
nPOR
FRM
RUN
DSR
DCD
CTS
CL1
CL2
M
COMPARATORS
TRANSCEIVERS
ADC
CONVERTERS
PHOTODIODE
SUPPLY UNIT
CODEC/SSI2/
KEYBOARD
IR LED AND
DC-TO-DC
2× RS-232
POWER
LCD
AND
DAI
DIGITIZER
BATTERY
INPUT
DC
DS508F1
Related parts for EP7312-IB-90
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![EP7312-CVZ](/photos/12/32/123259/ep7312-cvz_tmb.jpg)
Part Number:
Description:
IC ARM720T MCU 90/74MHZ 208-LQFP
Manufacturer:
Cirrus Logic Inc
Datasheet:
![EP7312-CBZ](/photos/19/5/190595/4243180_tmb.jpg)
Part Number:
Description:
IC ARM720T MCU 74MHZ 256-PBGA
Manufacturer:
Cirrus Logic Inc
Datasheet:
![EP7312-CVZ-90](/photos/12/32/123262/ep7312-cvz-90_tmb.jpg)
Part Number:
Description:
IC ARM720T MCU 90MHZ 208-LQFP
Manufacturer:
Cirrus Logic Inc
Datasheet:
![EP7312-IVZ](/photos/12/32/123263/ep7312-ivz_tmb.jpg)
Part Number:
Description:
IC ARM720T MCU 90/74MHZ 208-LQFP
Manufacturer:
Cirrus Logic Inc
Datasheet:
![EP7312-IBZ](/photos/19/5/190595/4243180_tmb.jpg)
Part Number:
Description:
IC ARM720T MCU 74MHZ 256-PBGA
Manufacturer:
Cirrus Logic Inc
Datasheet:
![EP7312-CV](/photos/19/5/190595/4243180_tmb.jpg)
Part Number:
Description:
IC ARM720T MCU 74MHZ 208-LQFP
Manufacturer:
Cirrus Logic Inc
Datasheet:
![EP7312-IV-90](/photos/12/44/124403/ep7312-iv-90_tmb.jpg)
Part Number:
Description:
IC ARM720T MCU 90MHZ 208-LQFP
Manufacturer:
Cirrus Logic Inc
Datasheet:
![EP7312-CR](/photos/12/32/123261/ep7312-cr_tmb.jpg)
Part Number:
Description:
IC ARM720T MCU 74MHZ 204-TFBGA
Manufacturer:
Cirrus Logic Inc
Datasheet:
![EP7312-IR-90](/images/manufacturer_photos/0/1/141/cirrus_logic_inc_tmb.jpg)
Part Number:
Description:
IC ARM720T MCU 90MHZ 204-TFBGA
Manufacturer:
Cirrus Logic Inc
Datasheet:
![EP7312-IB](/images/manufacturer_photos/0/1/141/cirrus_logic_inc_tmb.jpg)
Part Number:
Description:
IC ARM720T MCU 74MHZ 256-PBGA
Manufacturer:
Cirrus Logic Inc
Datasheet:
![EP7312-CB](/photos/19/5/190595/4243180_tmb.jpg)
Part Number:
Description:
IC ARM720T MCU 74MHZ 256-PBGA
Manufacturer:
Cirrus Logic Inc
Datasheet:
![EP7312-CR-90](/photos/39/69/396958/bga204_tmb.jpg)
Part Number:
Description:
IC ARM720T MCU 90MHZ 204-TFBGA
Manufacturer:
Cirrus Logic Inc
Datasheet:
![EP7312-CV-90](/photos/12/44/124401/ep7312-cv-90_tmb.jpg)
Part Number:
Description:
IC ARM720T MCU 90MHZ 208-LQFP
Manufacturer:
Cirrus Logic Inc
Datasheet:
![EP7312-IV](/photos/12/44/124402/ep7312-iv_tmb.jpg)
Part Number:
Description:
IC ARM720T MCU 74MHZ 208-LQFP
Manufacturer:
Cirrus Logic Inc
Datasheet:
![EP7312-CB-90Z](/photos/19/5/190595/4243180_tmb.jpg)
Part Number:
Description:
IC, 32BIT MCU, ARM7, 90MHZ, BGA-256
Manufacturer:
Cirrus Logic Inc
Datasheet: